The kids often help the old in their ( ) time 括号内填空
网友回答
spare不懂的问我哦
======以下答案可供参考======
供参考答案1:
free供参考答案2:
free供参考答案3:
The kids often help the old in their (free ) time.
供参考答案4:
The kids often help the old in their (spare) time .
应该是这样滴~
这样表达 空余时间 比较地道
free一般用在系表结构中，eg.I'm free.
供参考答案5:
free